Mathlib v3 is deprecated. Go to Mathlib v4

Def mul_equiv.submonoid_congr

Modification history

2020-06-28 22:51
src/group_theory/submonoid.lean
chore(group_theory/submonoid): split into 3 files (#3058) …
Modified mul_equiv.submonoid_congrView on Github →
2019-11-20 20:03
src/group_theory/submonoid.lean
feat(group_theory/congruence): quotients of monoids by congruence relations (#1710) …
Added mul_equiv.submonoid_congrView on Github →